-th c-- ccc ccd cch ccn cco ccp cct cdc cdd cdh cdn cdo cdp cdt ch- chc chd chh chn cho chp cht cn- cnc cnd cnh cnn cno cnp cnt co- coc cod coh con coo cop cot cpc cpd cph cpn cpo cpp cpt ctc ctd cth ctn cto ctp ctt dcc dcd dcn dco dcp dct ddc ddd ddh ddn ddo ddp ddt dh- dhc dhd dhh dho dhp dht dnc dnd dnh dnn dno dnp dnt doc dod doh don doo dop dot dpc dpd dph dpn dpo dpp dpt dtc dtd dth dtn dto dtp dtt hcc hcd hch hcn hco hcp hct hdc hdd hdh hdn hdo hdp hdt hhc hhd hhh hhn hho hhp hht hnc hnd hnh hnn hno hnt hoc hod hoh hon hoo hop hot hpc hpd hph hpn hpo hpp hpt htc htd hth htn hto htp htt ncc ncd nch ncn nco ncp nct ndc ndd ndh ndn ndo ndp ndt nhc nhd nhh nhn nhp nht nnc nnh nnn nno nnp nnt no- noc nod noh non noo nop not npc npd nph npn npo npp npt ntc ntd nth ntn nto ntp ntt oc- occ ocd och ocn oco ocp oct odc odd odh odn odo odp odt ohc ohd ohh ohn oho ohp oht on- onc ond onh onn ono onp ont oo- ooc ood ooh oon ooo oop oot op- opc opd oph opn opo opp opt ot- otc otd oth otn oto otp ott p-p pcc pcd pch pcn pco pcp pct pdc pdd pdh pdn pdo pdp pdt phc phd phn pho php pht pn- pnc pnd pnh pnn pno pnp pnt poc pod poh pon poo pop pot ppc ppd pph ppn ppo ppp ppt pt- ptc ptd pth ptn pto ptp ptt tcc tcd tch tcn tco tcp tct tdc tdd tdh tdn tdo tdp tdt th- thc thd thh thn tho thp tht tnc tnd tnh tnn tno tnp tnt to- toc tod toh ton too top tot tpc tpd tph tpn tpo tpp tpt ttc ttd tth ttn tto ttp ttt